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USACE / NAVFAC / AFCESA
UFGS-13945A (January 2004)
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Preparing Activity: USACE
Superseding
UFGS-13945A (March 2003)
UNIFIED FACILITIES GUIDE SPECIFICATIONS
References are in agreement with UMRL dated 23 June 2005
Latest change indicated by CHG tags
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SECTION 13945A
PREACTION AND DELUGE SPRINKLER SYSTEMS, FIRE PROTECTION
01/04
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NOTE: This guide specification covers the
requirements for preaction and deluge fire
protection sprinkler systems.
Comments and suggestions on this guide specification
are welcome and should be directed to the technical
proponent of the specification. A listing of
technical proponents, including their organization
designation and telephone number, is on the Internet.
Recommended changes to a UFGS should be submitted as
a Criteria Change Request (CCR).
Use of electronic communication is encouraged.
Brackets are used in the text to indicate designer
choices or locations where text must be supplied by
the designer.
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PART 1
GENERAL
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NOTE: Because preaction systems are more costly,
less reliable, and require more maintenance than
wet-pipe systems, they should be used only where
justified by occupancy conditions. Deluge systems
are "open head" systems which discharge all
sprinklers upon system actuation. The use of deluge
systems should be limited to special hazard
situations.
The Designer will edit this specification section
for either a performance-designed system or a fully
designed system as applicable.
This specification section is primarily intended for
performance designed systems, i.e. systems where the
SECTION 13945A
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